$ git clone -n https://gitee.com/wency_cn/nmap.git /var/lib/mock/dist-an23-build-491088-74530/root/chroot_tmpdir/scmroot/nmap
Cloning into '/var/lib/mock/dist-an23-build-491088-74530/root/chroot_tmpdir/scmroot/nmap'...
$ git fetch origin 284ecd4bd82cbdda65d66b1b8e3ba56623322fbd:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/nmap
 * [new ref]         284ecd4bd82cbdda65d66b1b8e3ba56623322fbd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 284ecd4 Update code from upstream